Home
Class 12
CHEMISTRY
A system has internal energy equal to U(...

A system has internal energy equal to `U_(1), 450J` of heat is taken out of it and `600J` of work is done on it. The final enegry of the system will be

A

`(E_(1)+150)`

B

`(E_(1)+1050)`

C

`(E_(1)-150)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    ALLEN|Exercise EXERCISE -3|108 Videos

  • THERMODYNAMICS

    ALLEN|Exercise EXERCISE -4|18 Videos

  • THERMODYNAMICS

    ALLEN|Exercise EXERCISE -1B|22 Videos

  • TEST PAPERS

    ALLEN|Exercise CHEMISTRY|19 Videos

  • Thermodynamics And Thermo Chemistry

    ALLEN|Exercise All Questions|39 Videos

Similar Questions

Explore conceptually related problems

What is the change in internal energy if 10 J of heat is given to system at constant pressure and 20 J of work is done by the system?

A system absorbs 640 J heat and does work of 260 J, the change in internal energy of the system will be :

Calculate the changes in internal energy of a system if, 300 J of heat energy is added to the system and a work of 160 J is done on the system.

If the amount of heat given to a system is 50 J and work done on the system is 15 J, then change in internal energy of the system will be

The internal energy change in a system that has absorbed 2 kcal of heat and done 500J of work is

When a system is taken from state a to state b, in figure along the path a to c to b , 60J of heat flow into the system, and 30 J of work is done : (i) How much heat flows into the system along the path a to d to b if the work is 10J . (ii) When the system is returned from b to along the curved path, the work done by the system is -20J . Does the system absorb or liberate heat, and how much ? (iii) If , U_(a) = 0 and U_(d)= 22J , find the heat absorbed in the process a to d and d to b .

ALLEN-THERMODYNAMICS -EXERCISE -2
  1. Both q & w are function & q + w is a function :-

    Text Solution

    |

  2. If work done by the system is 300 joule when 100 cal. Heat is supplied...

    Text Solution

    |

  3. A system has internal energy equal to U(1), 450J of heat is taken out ...

    Text Solution

    |

  4. The work done by a system is 8J, when 40J heat is supplied to it. Calc...

    Text Solution

    |

  5. If a gas absorbs 200J of heat and expands by 500 cm^(3) against a cons...

    Text Solution

    |

  6. Identify the state quantiy among the following

    Text Solution

    |

  7. Internal enregy change during a reversible is isothermal expansion of ...

    Text Solution

    |

  8. Under which of the following conditions is the relation, Delta H = Del...

    Text Solution

    |

  9. The difference heats of reaction at constant pressure and constant vol...

    Text Solution

    |

  10. For a gaseous reaction, A(g)+3B(g)to3C(g)+3D(g),DeltaU is 17 kcal at 2...

    Text Solution

    |

  11. For the reaction CO(g)+(1)/(2)O(2)(g)rarr CO(2)(g) Which one of the ...

    Text Solution

    |

  12. For the reaction Ag(2)O(s)rarr 2Ag(s)+1//2O(2)(g), which one of the fo...

    Text Solution

    |

  13. A mixture of 2 moles of carbon monoxide and one mole of oxygen in a cl...

    Text Solution

    |

  14. For the gaseous reaction involving the complete combustion of iso-buta...

    Text Solution

    |

  15. For the reversible isothermal expansion of one mole of an ideal gas at...

    Text Solution

    |

  16. For CaCO(3)(s)rarr CaO(s)+CO(2)(g) at 977^(@)C, Delta H = 174 KJ/mol ,...

    Text Solution

    |

  17. Heat of reaction for, CO(g)+1//2O(2)(g)rarr CO(2)(g) at constant V is ...

    Text Solution

    |

  18. The reaction: NH(2)CN(s) +(3)/(2)O(2)(g)rarr N(2)(g) +CO(2)(g) +H(2)...

    Text Solution

    |

  19. The enthalpy of vaporisation of water at 100^(@)C is 40.63 KJ mol^(-1)...

    Text Solution

    |

  20. The difference in Delta H and Delta E for the combustion of methane at...

    Text Solution

    |